Patent · US Expired

Transparent, flame retardant, thermoformable oriented film made from cristallizble thermoplastics materials, production method and the utilization thereof

US6794432B2 · kind B2 · utility

7Cited by

1References

22Claims

0Family size

Assignee

Mitsubishi Polyester Film GmbH · US

Inventors

Ursula Murschall · Nierstein, DE
Ulrich Kern · Ingelheim am Rhein, DE
Andreas Stopp · Ingelheim am Rhein, DE
Guenther Crass · Taunusstein, DE

Key dates

Filing date	Jul 18, 2002
Grant date	Sep 21, 2004
Priority date	—
Expiry date	Jan 6, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31786
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The invention concerns transparent, flame-retardant, single layered or multilayered thermoformable films, containing a crystallizable thermoplastic material, preferably polyethyleneterephthalate, and at least one flame retarding agent as main components. Said films are characterized by good stretchability, thermoformability and good mechanical and optical properties, which makes them and the shaped bodies made from said films suitable for both inner and outer applications.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.